1 files changed, 1 insertions, 1 deletions
diff --git a/lib/libm/fdimf.c b/lib/libm/fdimf.c
index 543c3648..a7fa6783 100644
--- a/lib/libm/fdimf.c
+++ b/lib/libm/fdimf.c
@@ -1,4 +1,4 @@
-#include <math.h>
+#include <math.h> // for fdimf, isnan
 
 float fdimf(float x, float y)
 {